Package List
1 * Portable Finger Handheld 4D USB Powered Mini Trackball Mouse (Black)

Features
- Color: mainly black Trackball mouse .
- Material: durable hard plastic USB mini mouse.
- Easy to use: fit for left or right hand, or cradled between both.
4. Use the left button to lock the screen and then you can control the track ball to roll your screen freely Mini trackball mouse.
2. Control the track ball for moving and press the right and left button with your thumb Mini mouse.
- for laptop and desktop users 4D mouse.
- Mini size, light weight and easy to carry.
1. Put your index or into the hole of this mouse.
- and Portable Finger Handheld 4D USB Powered Mini Trackball Mouse.
3. When using "Drag and Go" function, press the button in the hole of the mouse that has the same function as the left button of the common mouse.
- Features 3-button design with thumb-controlled trackball.
How to Use
- Off-table design and without limitation of operational space, and comfortable operation.
- USB 2.0 interface, , no software required
- Compatible with Windows 95/ 98/ 2000/ ME/ XP/ .

Goods Information
4D mouse 4D page scrolling function can be controlled simply by your thumb.Mini mouse Therefore, it is really a wonderful 4D USB mini trackball mouse for choice.USB mini mouse The item is a portable finger hand-held 4D USB powered mini trackball mouse, which is designed with off-table design and comfortable operation without limitation of operational space, and for laptop users.Trackball mouse It supports , no software required